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qm: add documentation on configuring multiqueue for windows guests

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Signed-off-by: Stefan Sterz <s.sterz@proxmox.com>
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Stefan Sterz 2024-03-21 16:50:44 +01:00 committed by Aaron Lauterer
parent 3d56535921
commit b1b6d1bc83
1 changed files with 10 additions and 0 deletions
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@ -780,6 +780,16 @@ ethtool command:
where X is the number of the number of vCPUs of the VM.
To configure a Windows guest for Multiqueue install the
https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/stable-virtio/virtio-win.iso[
Redhat VirtIO Ethernet Adapter drivers], then adapt the NIC's configuration as
follows. Open the device manager, right click the NIC under "Network adapters",
and select "Properties". Then open the "Advanced" tab and select "Receive Side
Scaling" from the list on the left. Make sure it is set to "Enabled". Next,
navigate to "Maximum number of RSS Queues" in the list and set it to the number
of vCPUs of your VM. Once you verified that the settings are correct, click "OK"
to confirm them.
You should note that setting the Multiqueue parameter to a value greater
than one will increase the CPU load on the host and guest systems as the
traffic increases. We recommend to set this option only when the VM has to